![William Dunn](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
William Dunn
Chief Executive Officer at
Tubular Synergy Group LP
Net worth: 668 400 $ as of 2026-07-30
Profile
William Byron Dunn's current job(s) include being the Chief Executive Officer at Tubular Synergy Group LP since 2014, as well as being a Director at American Petroleum Institute, Inc.,.
The National Ocean Industries Association, and Metals Service Center Institute.
Mr. Dunn's former job(s) include being the President & Chief Executive Officer at Lone Star Steel Co. from 1997 to 2007, President & Chief Executive Officer at GES-Global Energy Services, Inc. in 2010, Independent Director at Quicksilver Resources, Inc. from 2011 to 2016, and Independent Non-Executive Director at Enerflex Ltd. from 2011 to 2025.
Mr. Dunn's education history includes an undergraduate degree from Texas Christian University in 1975 and an MBA from SMU-Cox School of Business in 1986.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
ENERFLEX LTD. 0.02% | 2025-01-28 | 30,000 ( 0.02% ) | 668 400 $ | 2026-07-30 |
William Dunn active positions
| Companies | Position | Start |
|---|---|---|
American Petroleum Institute, Inc.
 American Petroleum Institute, Inc. Wholesale DistributorsDistribution Services Wholesale crude petroleum and petroleum products from bulk liquid storage facilities | Director/Board Member | - |
Metals Service Center Institute | Director/Board Member | - |
The National Ocean Industries Association
 The National Ocean Industries Association Miscellaneous Commercial ServicesCommercial Services The National Ocean Industries Association is a non-profit company based in Washington, DC. | Director/Board Member | - |
Tubular Synergy Group LP
 Tubular Synergy Group LP Wholesale DistributorsDistribution Services Supplies oil and gas field equipment | Chief Executive Officer | 2014-07-02 |
Former positions of William Dunn
| Companies | Position | End |
|---|---|---|
| ENERFLEX LTD. | Director/Board Member | 2024-12-31 |
| QUICKSILVER RESOURCES INC | Director/Board Member | 2016-08-30 |
GES-Global Energy Services, Inc.
 GES-Global Energy Services, Inc. Industrial MachineryProducer Manufacturing Operates as a parent company with interests in designing and manufacturing mobile land drilling rigs, premium mud pump components and expendables and fully integrated AC and DC power systems | President | 2010-08-31 |
Lone Star Steel Co.
 Lone Star Steel Co. SteelNon-Energy Minerals Manufactures steel tubular pipe and automobile components | Chief Executive Officer | 2007-05-31 |
Training of William Dunn
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
59
1st degree connections
10
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 10 |
|---|---|
Quicksilver Resources, Inc.
 Quicksilver Resources, Inc. Integrated OilEnergy Minerals Engages in the acquisition, exploration, development and production of natural gas and oil reserves | Energy Minerals |
Texas Christian University
 Texas Christian University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
American Petroleum Institute, Inc.
American Petroleum Institute, Inc. Wholesale DistributorsDistribution Services Wholesale crude petroleum and petroleum products from bulk liquid storage facilities | Distribution Services |
Lone Star Steel Co.
Lone Star Steel Co. SteelNon-Energy Minerals Manufactures steel tubular pipe and automobile components | Non-Energy Minerals |
The National Ocean Industries Association
The National Ocean Industries Association Miscellaneous Commercial ServicesCommercial Services The National Ocean Industries Association is a non-profit company based in Washington, DC. | Commercial Services |
Metals Service Center Institute | |
Tubular Synergy Group LP
Tubular Synergy Group LP Wholesale DistributorsDistribution Services Supplies oil and gas field equipment | Distribution Services |
GES-Global Energy Services, Inc.
GES-Global Energy Services, Inc. Industrial MachineryProducer Manufacturing Operates as a parent company with interests in designing and manufacturing mobile land drilling rigs, premium mud pump components and expendables and fully integrated AC and DC power systems | Producer Manufacturing |
SMU-Cox School of Business
 SMU-Cox School of Business Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Enerflex Ltd.
 Enerflex Ltd. Industrial MachineryProducer Manufacturing Manufactures and distributes equipment for gas compression facilities, power plants and other industrial institutions | Producer Manufacturing |
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